/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.swak.registry.retry;

import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

import com.swak.registry.FailbackRegistry;
import com.swak.registry.NotifyListener;
import com.swak.registry.URL;
import com.swak.timer.Timeout;
import com.swak.utils.CollectionUtils;

/**
 * FailedNotifiedTask
 */
public final class FailedNotifiedTask extends AbstractRetryTask {

	private static final String NAME = "retry notify";

	private final NotifyListener listener;

	private final List<URL> urls = new CopyOnWriteArrayList<>();

	public FailedNotifiedTask(URL url, NotifyListener listener) {
		super(url, null, NAME);
		if (listener == null) {
			throw new IllegalArgumentException();
		}
		this.listener = listener;
	}

	public void addUrlToRetry(List<URL> urls) {
		if (CollectionUtils.isEmpty(urls)) {
			return;
		}
		this.urls.addAll(urls);
	}

	public void removeRetryUrl(List<URL> urls) {
		this.urls.removeAll(urls);
	}

	@Override
	protected void doRetry(URL url, FailbackRegistry registry, Timeout timeout) {
		if (CollectionUtils.isNotEmpty(urls)) {
			listener.notify(urls);
			urls.clear();
		}
		reput(timeout, retryPeriod);
	}
}
